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Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 8157503 | Thermal management system In one embodiment a gas turbine engine is disclosed having a heat exchanger at least partially disposed in a bypass duct. In one form the gas turbine engine is a high bypass ratio engine. The heat exchanger may be coupled with a directed energy weapon to provide coo... | 04/17/2012 |
| 7997855 | Lubrication heating system and wind turbine incorporating same A wind turbine is provided having a gearbox containing a lubrication medium, a pump for circulating the lubrication medium, and a gearbox lubrication suction pipe for transporting the lubrication medium from the gearbox to the pump. A heater is in thermal connection... | 08/16/2011 |
| 7316539 | Vane assembly with metal trailing edge segment Embodiments of the invention relate to a vane assembly formed by a forward airfoil segment and an aft airfoil segment. The aft segment is made of metal and can define the trailing edge of the vane assembly. The forward segment can be made of ceramic, CMC or metal. T... | 01/08/2008 |
| 7090393 | Using thermal imaging to prevent loss of steam turbine efficiency by detecting and correcting inadequate insulation at turbine startup The invention involves the use of thermal imaging equipment to take infrared images of a steam turbine during start-up. The exterior temperatures developed from the infrared images are correlated with turbine vibration data to determine which insulation temperature ... | 08/15/2006 |
| 7083329 | Method of measuring high temperatures and instrument therefore A method for measurement of high temperatures of a process stream by means of a thermocouple arranged in a thermowell. The thermowell is at least partly covered by a layer of a catalytic material which is active in at least one endothermic reaction. The thermowell i... | 08/01/2006 |
| 7040097 | Gas turbine and associated cooling method A gas turbine (1), in particular in a power plant, has at least one combustion chamber (2) and an enclosed inner liner (3) which surrounds the combustion chamber (2) and an enclosed outer liner (4), having a stator (5) which... | 05/09/2006 |
| 7011502 | Thermal shield turbine airfoil A turbine airfoil includes opposite pressure and suction sides joined together at leading and trailing edges. An outwardly convex nose bridge bridges the pressure and suction sides behind the leading edge, and is integrally joined to a complementary thermally insula... | 03/14/2006 |
| 7010916 | Exhaust-gas turbocharger In an exhaust gas turbocharger including a compressor wheel, the compressor wheel is cooled by at least one nozzle which is arranged in close axial proximity to the axis of rotation of the compressor wheel for spraying the backside of the compressor wheel near the c... | 03/14/2006 |
| 7008181 | Gas turbine engine air baffle for a rotating cavity An annular air baffle disposed in a cavity of a rotatable gas turbine engine part includes an annular split ring supporting a plurality of circumferentially spaced apart fins. The cavity is closed at a radially outer diameter and open at a radially inner diameter of... | 03/07/2006 |
| 6978623 | Gas turbine, driving method thereof and gas turbine combined electric power generation plant A steam temperature Ts and a casing air temperature Ta are measured by thermometers. The measurement results are taken into measuring devices and converted into electric signals. The electric signal is A/D converted by the measuring device and then, is sent to a con... | 12/27/2005 |
| 6931834 | Cooling systems Apparatus for maintaining the temperature of a component of a gas turbine engine below a predetermined maximum working temperature comprises a reservoir for a cooling fluid having a boiling point below the working temperature and in which the component is immersed o... | 08/23/2005 |
| 6910852 | Methods and apparatus for cooling gas turbine engine rotor assemblies A method facilitates assembling a gas turbine engine. The method comprises providing a rotor assembly including a rotor shaft and a rotor disk that includes a radially outer rim, a radially inner hub, and an integral web extending therebetween, wherein the rotor ass... | 06/28/2005 |
| 6872047 | Steam-cooling-type turbine The steam-cooling-type gas turbine is provided with communication passages in number equal to that of the front-stage stator blades and the rear-stage stator blades. Many communication passages are placed in the blade ring densely. As a result, in the blade ring, th... | 03/29/2005 |
| 6846156 | Gas turbine In a gas turbine, blade ring cooling passages are provided inside a first blade ring and a second blade ring. The blade ring cooling passages are connected with each other through a communication pipe that is arranged in an axial direction of the blade ring. From ou... | 01/25/2005 |
| 6843637 | Cooling circuit within a turbine nozzle and method of cooling a turbine nozzle A cooling circuit is provided within a turbine nozzle to help increase turbine efficiency. The turbine nozzle includes first, second and third cavities, an outer band, and an inner band. The cooling circuit contains an inlet receiving cooling medium flow, and a firs... | 01/18/2005 |
| 6772581 | Gas turbine cooling passages for blade rings, combustor transition piece connecting portions and stationary blades A gas turbine blade ring is cooled by steam whose temperature, pressure and flow rate are controlled so that a clearance between a moving blade tip and blade ring is maintained appropriately. Steam from a steam turbine bottoming cycle (10) flows into a blade ... | 08/10/2004 |
| 6746208 | Closed circuit blade-cooled turbine In a closed circuit moving blade cooled turbine, holes in the radial direction formed in the outer periphery of a second stage wheel are led to cooling air supply holes to second stage moving blades. The holes in the radial direction and the cooling air supply holes... | 06/08/2004 |
| 6742984 | Divided insert for steam cooled nozzles and method for supporting and separating divided insert A pair of hollow elongated leg sections are disposed in one or more of the nozzle vane cavities of a nozzle stage of a gas turbine. Each leg section has an outer wall portion with apertures for impingement-cooling of nozzle wall portions in registration with the out... | 06/01/2004 |
| 6733231 | Vapor tube structure of gas turbine A vapor tube structure in a gas turbine comprises first connecting tubes fixed to a casing, second connecting tubes fixed to a blade ring, a recovery ring and a cooling recovery ring, a bellows tube of the flexible structure, springs, a tube and a piston rings provi... | 05/11/2004 |
| 6672075 | Liquid cooling system for gas turbines Cooling systems with liquid for gas turbine engines use the relative motion of the engine stator with respect to the rotor for actuating the coolant pump. The cooling system is completely encapsulated within the engine rotor. The cooling system includes a... | 01/06/2004 |
| 6565312 | Fluid-cooled turbine blades A cooled turbine blade (either a rotor blade or a stationary vane) comprises a blade structural member whose primary function is to withstand the various loads exerted on the blade and maintain structural integrity of the blade, and a heat-transfer sheath... | 05/20/2003 |
| 6561757 | Turbine vane segment and impingement insert configuration for fail-safe impingement insert retention An impingement insert sleeve is provided that is adapted to be disposed in a coolant cavity defined through a stator vane. The insert has a generally open inlet end and first and second pairs of diametrically opposed side walls, and at least one fail-safe... | 05/13/2003 |
| 6543993 | Apparatus and methods for localized cooling of gas turbine nozzle walls In a closed-circuit steam-cooling system for the first-stage nozzle of a gas turbine, each vane has a plurality of cavities with inserts. In the second cavity, a main insert receives cooling steam from an inner plenum for impingement-cooling of the side w... | 04/08/2003 |
| 6524061 | Arrangement for sealing a steam-cooled gas turbine There is provided a steam-cooled gas turbine with a plurality of blades cooled by a steam supplied from an external steam source. The rotor of the steam-cooled gas turbine is composed of a plurality of rotor disks connected by a plurality of spindle bolt ... | 02/25/2003 |
| 6514038 | Turbine rotor, cooling method of turbine blades of the rotor and gas turbine with the rotor A turbine rotor comprises first and second wheels each having turbine blades fixed to a peripheral portion thereof, and a spacer arranged so as to be sandwiched between the first and second wheels, and is characterized in that in a partitioning member is ... | 02/04/2003 |
| 6510684 | Gas turbine engine A thermal insulator between the turbine and the compressor of a gas turbine engine is provided and at the same time it enables the air that has passed through the compressor to be heated by the heat of the hot turbine. A gas turbine engine comprises a cen... | 01/28/2003 |
| 6491495 | Closed circuit blade-cooled turbine In a closed circuit moving blade cooled turbine, holes in the radial direction formed in the outer periphery of a second stage wheel are led to cooling air supply holes to second stage moving blades and to prevent the cooling air from leaking into the jun... | 12/10/2002 |
| 6471478 | Axial seal system for a gas turbine steam-cooled rotor An axial seal assembly is provided at the interface between adjacent wheels and spacers of a gas turbine rotor and disposed about tubes passing through openings in the rotor adjacent the rotor rim and carrying a thermal medium. Each seal assembly includes... | 10/29/2002 |
| 6468031 | Nozzle cavity impingement/area reduction insert A turbine vane segment is provided that has inner and outer walls spaced from one another, a vane extending between the inner and outer walls and having leading and trailing edges and pressure and suction sides, the vane including discrete leading edge, i... | 10/22/2002 |
| 6435814 | Film cooling air pocket in a closed loop cooled airfoil Turbine stator vane segments have radially inner and outer walls with vanes extending between them. The inner and outer walls are compartmentalized and have impingement plates. Steam flowing into the outer wall plenum passes through the impingement plate ... | 08/20/2002 |
| 6422817 | Cooling circuit for and method of cooling a gas turbine bucket A closed internal cooling circuit for a gas turbine bucket includes axial supply and return passages in the dovetail of the bucket. A first radial outward supply passage provides cooling medium to and along a passageway adjacent the leading edge and then ... | 07/23/2002 |
| 6422818 | Lubricating system for thermal medium delivery parts in a gas turbine Cooling steam delivery tubes extend axially along the outer rim of a gas turbine rotor for supplying cooling steam to and returning spent cooling steam from the turbine buckets. Because of the high friction forces at the interface of the tubes and support... | 07/23/2002 |
| 6398486 | Steam exit flow design for aft cavities of an airfoil Turbine stator vane segments have inner and outer walls with vanes extending therebetween. The inner and outer walls have impingement plates. Steam flowing into the outer wall passes through the impingement plate for impingement cooling of the outer wall ... | 06/04/2002 |
| 6393829 | Coolant recovery type gas turbine A gas turbine has a rotor shaft which includes a plurality of discs, each having a plurality of moving blades driven by combustion gas and arranged annularly on the peripheral portion and having spaces arranged between the discs. The respective discs and ... | 05/28/2002 |
| 6381945 | Fuel preheating in a gas turbine A gas turbine and a method for operating a gas turbine includes a combustion chamber, a turbine having rows of blades, an air compressor, a combustion-air line for feeding compressed air into the combustion chamber, a fuel supply unit, at least one fuel l... | 05/07/2002 |
| 6382903 | Rotor bore and turbine rotor wheel/spacer heat exchange flow circuit In a turbine having closed-circuit steam-cooling passages about the rim of the rotor during steady-state operation, compressor discharge air is supplied to the rotor bore for passage radially outwardly into the wheel space cavities between the wheels and ... | 05/07/2002 |
| 6375415 | Hook support for a closed circuit fluid cooled gas turbine nozzle stage segment A nozzle stage segment includes inner and outer bands spaced radially one from the other with a nozzle vane therebetween. The outer band includes a wall defining a portion of the hot gas path flow through the turbine and an outer cover defining a chamber ... | 04/23/2002 |
| 6370866 | Coolant recovery type gas turbine Operational reliability of a gas turbine is improved by suppressing the thermal stress and thermal deformation acting on the rotor of the gas turbine. The gas turbine has a rotor shaft constructed by arranging, in an axial direction, a plurality of discs ... | 04/16/2002 |
| 6343911 | Side wall cooling for nozzle segments for a gas turbine A nozzle vane segment includes outer and inner band portions with a vane extending therebetween and defining first and second cavities separated by an impingement plate for flowing cooling medium for impingement cooling of nozzle side walls. The side wall... | 02/05/2002 |
| 6334756 | Turbine rotor, cooling method of turbine blades of the rotor and gas turbine with the rotor A turbine rotor for a gas turbine includes first and second wheels each having turbine blades fixed to a peripheral portion thereof, and a spacer arranged so as to be sandwiched between the first and second wheels. A partitioning member is provided betwee... | 01/01/2002 |
